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-rw-r--r--mesonbuild/interpreterbase.py5
1 files changed, 5 insertions, 0 deletions
diff --git a/mesonbuild/interpreterbase.py b/mesonbuild/interpreterbase.py
index 8b951b3..fb87ea2 100644
--- a/mesonbuild/interpreterbase.py
+++ b/mesonbuild/interpreterbase.py
@@ -221,6 +221,11 @@ class InterpreterBase:
return val1 == val2
elif node.ctype == '!=':
return val1 != val2
+ elif not isinstance(val1, type(val2)):
+ raise InterpreterException(
+ 'Values of different types ({}, {}) cannot be compared using {}.'.format(type(val1).__name__,
+ type(val2).__name__,
+ node.ctype))
elif not self.is_elementary_type(val1):
raise InterpreterException('{} can only be compared for equality.'.format(node.left.value))
elif not self.is_elementary_type(val2):